SARGENT 278 Series Overhead Concealed - Manual (Page 2)

REGULATING DOOR SPEED AND LATCHING SPEED
USE HEX SOCKET (1/8" ALLEN) WRENCH AND TURN VALVES
CLOCKWISE TO SLOW DOWN OR COUNTER CLOCKWISE TO SPEED
UP DOOR MOVEMENT.
ADJUSTING HOLD OPEN ARM WITH OR WITHOUT FUSIBLE LINK
MORTISE NUTS FOR BOLTING THRU THE DOOR ARE ONLY FURNISHED
WHEN ORDERED.
ADJUSTING POWER
REGULATING BACKCHECK
TO REGULATE THE INTENSITY OF BACKCHECK ACTION,
TURN VALVE CLOCKWISE TO INCREASE OR COUNTERCLOCKWISE
TO DECREASE CHECKING.
CAUTION: SET VALVE FOR SLIGHT CUSHIONING EFFECT, IT
IS DAMAGING TO THE CLOSER IF THE CHECKING ACTION IS
TOO ABRUPT. AN AUXILIARY DOOR STOP MUST BE USED TO
PROTECT DOOR AND WALL.
SLIGHT TIGHTENING OR
LOOSENING OF HOLD OPEN
NUT CHANGES HOLDING
POSITION OF DOOR.
NOTE: TO PROTECT WALL
TRIM AND CLOSER, USE A
DOOR STOP LOCATED 10'
BEYOND HOLD OPEN
POSITION BUT NOT BEYOND
THE MAX. DOOR OPENING
SHOWN ON INSTRUCTIONS.
USE 3/16" HEX AND CHART FROM PAGE 1 AS NEEDED.
ONLY OPEN DOOR A FEW INCHES
WHILE ADJUSTING SPRING POWER.
NUT FACES UP FOR LH DOORS.
HOLD
OPEN
NUT
USE 15/16"
WRENCH TO
ADJUST NUT
LATCHING
SPEED RANGE
DOOR
SPEED RANGE
BACKCHECK
RANGE
STOP SIDE STOP SIDE
HINGE SIDE HINGE SIDE
THIS IS A LEFT HAND DOOR THIS IS A RIGHT HAND DOOR
FASTER (+) SLOWER (-)
CLOSING
SPEED
VALVE BACKCHECK
VALVE
3/16" SPRING POWER
ADJUSTING
SCREW
LATCHING
SPEED
VALVE
FINAL ADJUSTMENT AND REGULATING PROCEDURE
FOR INSTALLATION ASSISTANCE CALL SARGENT AT 1-800-727-5477 • www.sargentlock.com
Copyright © 2009, Sargent Manufacturing Company, an ASSA ABLOY Group company.
All rights reserved. Reproduction in whole or in part without the express written
permission of Sargent Manufacturing Company is prohibited.
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ACCESSORIES INFORMATION